Which of the following has the fewest calence electrons? magnesium
nitrogen
strontium
potassium

Calculate the amount of heat produced when 18000 coulombs of charge is transferred in one hour through a potential difference of 50v

For which pair of objects would adding the same a

6–43 a food department is kept at 2128c by a refrigerator in an environment at 308c. the total heat gain to the food department is estimated to be 3300 kj/h and the heat rejection in the condenser is 4800 kj/h. determine the power input to the compressor, in kw and the cop of the refrigerator.